COMPMID-1137 OpenCL concatenate width

Change-Id: I40faba421281b1cf080fa6a825d04a4366cdaeb0
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/130700
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
Tested-by: Jenkins <bsgcomp@arm.com>
Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>

1 files changed, 80 insertions, 0 deletions

diff --git a/arm_compute/core/CL/kernels/CLWidthConcatenateLayerKernel.h b/arm_compute/core/CL/kernels/CLWidthConcatenateLayerKernel.h
new file mode 100644
index 0000000000..5b8a318320
--- /dev/null
+++ b/arm_compute/core/CL/kernels/CLWidthConcatenateLayerKernel.h
@@ -0,0 +1,80 @@
+/*
+ * Copyright (c) 2018 ARM Limited.
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#ifndef __ARM_COMPUTE_CLWIDTHCONCATENATELAYERKERNEL_H__
+#define __ARM_COMPUTE_CLWIDTHCONCATENATELAYERKERNEL_H__
+
+#include "arm_compute/core/CL/ICLKernel.h"
+#include "arm_compute/core/Types.h"
+
+namespace arm_compute
+{
+class ICLTensor;
+
+/** Interface for the width concatenate kernel.
+ *  The input tensor will be concatenated into the output tensor.
+ */
+class CLWidthConcatenateLayerKernel : public ICLKernel
+{
+public:
+    /** Default constructor */
+    CLWidthConcatenateLayerKernel();
+    /** Prevent instances of this class from being copied (As this class contains pointers) */
+    CLWidthConcatenateLayerKernel(const CLWidthConcatenateLayerKernel &) = delete;
+    /** Prevent instances of this class from being copied (As this class contains pointers) */
+    CLWidthConcatenateLayerKernel &operator=(const CLWidthConcatenateLayerKernel &) = delete;
+    /** Allow instances of this class to be moved */
+    CLWidthConcatenateLayerKernel(CLWidthConcatenateLayerKernel &&) = default;
+    /** Allow instances of this class to be moved */
+    CLWidthConcatenateLayerKernel &operator=(CLWidthConcatenateLayerKernel &&) = default;
+    /** Default destructor */
+    ~CLWidthConcatenateLayerKernel() = default;
+    /** Initialise the kernel's inputs and output
+     *
+     * @param[in]     input        Input tensor. Data types supported: U8/S8/QS8/QASYMM8/U16/S16/QS16/F16/U32/S32/F32
+     * @param[in]     width_offset The offset on the X axis.
+     * @param[in,out] output       Output tensor. Data types supported: Same as @p input.
+     *
+     */
+    void configure(const ICLTensor *input, unsigned int width_offset, ICLTensor *output);
+    /**  Static function to check if given info will lead to a valid configuration of @ref CLDepthConcatenateLayerKernel
+     *
+     * @param[in] input        Input tensor info. Data types supported: U8/S8/QS8/QASYMM8/U16/S16/QS16/F16/U32/S32/F32
+     * @param[in] width_offset The offset on the X axis.
+     * @param[in] output       Output tensor info. Data types supported: Same as @p input.
+     *
+     * @return a status
+     */
+    static Status validate(const ITensorInfo *input, unsigned int width_offset, const ITensorInfo *output);
+
+    // Inherited methods overridden:
+    void run(const Window &window, cl::CommandQueue &queue) override;
+
+private:
+    const ICLTensor *_input;
+    ICLTensor       *_output;
+    unsigned int     _width_offset;
+};
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_CLWIDTHCONCATENATELAYERKERNEL_H__ */